package day03;

public class demo3 {
    public static void main(String[] args) {
        // 创建Person对象
        Person zhangsan = new Person("zhangsan", 1.73,120);
        Person lishi = new Person("lishi", 1.74, 130);

        // 调用sayHello方法
        zhangsan.sayHello();
        lishi.sayHello();
    }
}
